1 files changed, 25 insertions, 0 deletions
diff --git a/tests/extmod/re_error.py b/tests/extmod/re_error.py
new file mode 100644
index 0000000000..f61d091328
--- /dev/null
+++ b/tests/extmod/re_error.py
@@ -0,0 +1,25 @@
+# test errors in regex
+
+try:
+    import re
+except ImportError:
+    print("SKIP")
+    raise SystemExit
+
+
+def test_re(r):
+    try:
+        re.compile(r)
+        print("OK")
+    except:  # uPy and CPy use different errors, so just ignore the type
+        print("Error")
+
+
+test_re(r"?")
+test_re(r"*")
+test_re(r"+")
+test_re(r")")
+test_re(r"[")
+test_re(r"([")
+test_re(r"([)")
+test_re(r"[a\]")